Parallel
Revelation 14:5
Patriarchal Greek New Testament (1904) · Berean Standard Bible
καὶ οὐχ εὑρέθη ψεῦδος ἐν τῷ στόματι αὐτῶν· ἄμωμοι γάρ εἰσιν.
And no lie was found in their mouths; they are blameless (note: TR includes before the throne of God.).